258288464

素因数分解:

$2^4\times 7^1\times {\mathrm{2306147}}^1$

素因数の和:2306162

約数の個数: 20

約数和(自身を含む): 571924704

約数和(自身を除く): 313636240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2306147, 4612294, 9224588, 16143029, 18449176, 32286058, 36898352, 64572116, 129144232, 258288464]

約数ペア:

[(1, 258288464), (2, 129144232), (4, 64572116), (7, 36898352), (8, 32286058), (14, 18449176), (16, 16143029), (28, 9224588), (56, 4612294), (112, 2306147)]